S
M
T
W
T
F
S
31
78°
55°
1
79°
58°
2
78°
56°
3
76°
55°
4
72°
54°
5
74°
57°
6
74°
55°
7
79°
60°
8
83°
62°
9
84°
61°
10
83°
60°
11
83°
60°
12
82°
59°
13
82°
59°
14
79°
57°
15
81°
59°
16
77°
58°
17
77°
57°
18
76°
56°
19
77°
57°
20
83°
58°
21
82°
58°
22
76°
59°
23
77°
59°
24
77°
58°
25
76°
55°
26
76°
55°
27
77°
56°
28
77°
55°
29
79°
59°
30
77°
56°
1
80°
60°
2
78°
58°
3
85°
62°
4
85°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Mount Hamilton
Mount Hamilton's June 2026 forecast shows daily high temperatures ranging from 72° to 85°, with overnight lows between 54° and 62°. The average high for June is 79° with an average low of 58°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Mount Hamilton. See also: July | August | September.